Home / 123,672.24-170,666.76-69,224.44

Finding the Fourth Proportional to 123,672.24, 170,666.76 and 69,224.44

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Solution

The fourth proportional to 123,672.24, 170,666.76 and 69,224.44 is: 95,529.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,672.24 : 170,666.76 = 69,224.44 : x
  2. Step 2: Convert to fraction form
    123,672.24/170,666.76 = 69,224.44/x
  3. Step 3: Cross multiply
    123,672.24x = 170,666.76 × 69,224.44
  4. Step 4: Simplify right side
    123,672.24x = 11,814,310,887.61
  5. Step 5: Solve for x
    x = 11,814,310,887.61/123,672.24
  6. Step 6: Final answer
    x = 95,529.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.